package org.ljy.rabbitextensionsdemo.config;

import org.ljy.rabbitextensionsdemo.constant.Constant;
import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class DelayConfig {

    @Bean("delayQueue")
    public Queue delayQueue() {
        return QueueBuilder.durable(Constant.DELAY_QUEUE).build();
    }

    @Bean("delayExchange")
    public Exchange delayExchange() {
        return ExchangeBuilder.directExchange(Constant.DELAY_EXCHANGE).delayed().build();
    }

    @Bean("delayBinding")
    public Binding delayBinding(@Qualifier("delayQueue") Queue delayQueue,@Qualifier("delayExchange") Exchange delayExchange) {
        return BindingBuilder.bind(delayQueue).to(delayExchange).with("delay").noargs();
    }

}
